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304Cu chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 304Cu

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YB 304Cu

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This page is mainly introduced the 304Cu chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 304Cu,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel and heat resistant steel

Steel Garde:304Cu
Type:Stainless Steels
Country:USA
Standard:YB
Metallographic Structure:Austenite
Application:Stainless steel and heat resistant steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 493 Type XM-7	SAE	USA
F 899 Type XM-7	SAE	USA
SUSXM7	AMS	USA
A 493 S30430	SAE	USA
A 959 S30430	SAE	USA
F 837 Class A1-50 S30430	SAE	USA
F 837 Class A1-55 S30430	SAE	USA
F 837 Class A1-70 S30430	SAE	USA
F738 Class A1-70 S30430	SAE	USA
F738 Class A1-50 S30430	SAE	USA
F738 Class A1-80 S30430	SAE	USA
F836 Class A1-50 S30430	SAE	USA
F836 Class A1-50 S30430	SAE	USA
F836 Class A1-80 S30430	SAE	USA
S30430	AISI	USA
S30430	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.00
Mn		2.00
P		0.045
S		0.03
Cr	17.0	19.0
Ni	8.00	10.0
Cu	3.00	4.00

Mechanical Properties

Tensile strength	267～669	σb/MPa
Yield Strength	128	σ 0.2 ≥/MPa
Elongation	38	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	696～141	-
HRC	30	-

Physical Properties

Thermal expansion	96-31	e-6/K
Thermal conductivity	28-74	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3312-5778	째C
Density	8248-7148	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
304Cu Stainless Steels	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk